﻿namespace System
{
    /// <summary>
    /// 主键类型
    /// </summary>
    public enum PrimaryType
    {
        /// <summary>
        /// 自动
        /// </summary>
        Default,
        /// <summary>
        /// 唯一guid
        /// </summary>
        Guid,
        /// <summary>
        /// 时间量
        /// </summary>
        TimeTicks,
        /// <summary>
        /// 未定位
        /// </summary>
        None
    }
}
